feat: refactor product variant handling to use product pricing and remove unnecessary fields

app/Domains/Cart/Resources/CartItemResource.php

@@ -22,8 +22,8 @@ class CartItemResource extends JsonResource
         return [
             'id' => $this->id,
             'cantidad' => $this->cantidad,
-            'precio_unitario' => $this->formatMoney($variant?->precio),
+            'precio_unitario' => $this->formatMoney($product?->precio),
-            'subtotal' => $this->formatMoney(($variant?->precio ?? 0) * $this->cantidad),
+            'subtotal' => $this->formatMoney(($product?->precio ?? 0) * $this->cantidad),
             'product' => $product === null ? null : [
                 'id' => $product->id,
                 'nombre' => $product->nombre,
@@ -31,8 +31,6 @@ class CartItemResource extends JsonResource
             ],
             'variant' => $variant === null ? null : [
                 'id' => $variant->id,
-                'nombre' => $variant->nombre,
-                'slug' => $variant->slug,
                 'definitions' => ProductVariantDefinitionResource::collection($variant->definitions),
             ],
         ];

app/Domains/Cart/Resources/CartResource.php

@@ -20,7 +20,7 @@ class CartResource extends JsonResource
             : collect();
 
         $subtotal = $items->reduce(
-            fn (float $carry, $item): float => $carry + ((float) ($item->variant?->precio ?? 0) * $item->cantidad),
+            fn (float $carry, $item): float => $carry + ((float) ($item->variant?->product?->precio ?? 0) * $item->cantidad),
             0.0,
         );
 

app/Domains/Catalog/Models/ProductVariant.php

@@ -12,11 +12,7 @@ use Illuminate\Database\Eloquent\Relations\HasMany;
 
 #[Fillable([
     'producto_id',
-    'slug',
-    'nombre',
     'stock',
-    'descripcion',
-    'precio',
 ])]
 class ProductVariant extends Model
 {
@@ -29,7 +25,6 @@ class ProductVariant extends Model
         return [
             'producto_id' => 'integer',
             'stock' => 'integer',
-            'precio' => 'decimal:2',
         ];
     }
 

app/Domains/Catalog/Requests/StoreProductVariantRequest.php

@@ -18,22 +18,8 @@ class StoreProductVariantRequest extends FormRequest
      */
     public function rules(): array
     {
-        /** @var \App\Domains\Catalog\Models\Product|null $product */
-        $product = $this->route('producto');
-
         return [
-            'slug' => [
-                'nullable',
-                'string',
-                'max:255',
-                Rule::unique('productos_variantes', 'slug')->where(
-                    fn ($query) => $query->where('producto_id', $product?->id)
-                ),
-            ],
-            'nombre' => ['nullable', 'string', 'max:255'],
             'stock' => ['sometimes', 'integer', 'min:0'],
-            'descripcion' => ['nullable', 'string'],
-            'precio' => ['required', 'numeric', 'min:0'],
             'definitions' => ['sometimes', 'array'],
             'definitions.*.attribute_id' => [
                 'required',

app/Domains/Catalog/Requests/UpdateProductVariantRequest.php

@@ -2,7 +2,6 @@
 
 namespace App\Domains\Catalog\Requests;
 
-use App\Domains\Catalog\Models\ProductVariant;
 use App\Domains\Shared\Rules\ImageOrBase64Rule;
 use Illuminate\Foundation\Http\FormRequest;
 use Illuminate\Validation\Rule;
@@ -19,24 +18,8 @@ class UpdateProductVariantRequest extends FormRequest
      */
     public function rules(): array
     {
-        /** @var ProductVariant|null $productVariant */
-        $productVariant = $this->route('productVariant');
-        /** @var \App\Domains\Catalog\Models\Product|null $product */
-        $product = $this->route('producto');
-
         return [
-            'slug' => [
-                'nullable',
-                'string',
-                'max:255',
-                Rule::unique('productos_variantes', 'slug')
-                    ->ignore($productVariant?->id)
-                    ->where(fn ($query) => $query->where('producto_id', $product?->id)),
-            ],
-            'nombre' => ['nullable', 'string', 'max:255'],
             'stock' => ['sometimes', 'integer', 'min:0'],
-            'descripcion' => ['nullable', 'string'],
-            'precio' => ['required', 'numeric', 'min:0'],
             'definitions' => ['sometimes', 'array'],
             'definitions.*.attribute_id' => [
                 'required',

app/Domains/Catalog/Resources/ProductVariantResource.php

@@ -18,10 +18,7 @@ class ProductVariantResource extends JsonResource
         return [
             'id' => $this->id,
             'producto_id' => $this->producto_id,
-            'slug' => $this->slug,
+            'stock' => $this->stock,
-            'nombre' => $this->nombre,
-            'descripcion' => $this->descripcion,
-            'precio' => $this->precio,
             'product' => ProductResource::make($this->whenLoaded('product')),
             'definitions' => ProductVariantDefinitionResource::collection($this->whenLoaded('definitions')),
             'images' => $this->whenLoaded('attachments', function () {

app/Domains/Purchase/Controllers/PurchaseController.php

@@ -104,7 +104,7 @@ class PurchaseController extends Controller
                 /** @var ProductVariant $variant */
                 $variant = $variants->get((int) $item['producto_variante_id']);
                 $quantity = (int) $item['cantidad'];
-                $unitPrice = (float) $variant->precio;
+                $unitPrice = (float) ($variant->product?->precio ?? 0);
 
                 return [
                     'producto_variante_id' => $variant->getKey(),

app/Domains/Purchase/Resources/PurchaseItemResource.php

@@ -31,8 +31,6 @@ class PurchaseItemResource extends JsonResource
             ],
             'variant' => $variant === null ? null : [
                 'id' => $variant->id,
-                'nombre' => $variant->nombre,
-                'slug' => $variant->slug,
                 'definitions' => ProductVariantDefinitionResource::collection($variant->definitions),
             ],
         ];

database/migrations/2026_06_24_000200_create_productos_variantes_table.php

@@ -14,11 +14,7 @@ return new class extends Migration
         Schema::create('productos_variantes', function (Blueprint $table) {
             $table->id();
             $table->unsignedBigInteger('producto_id');
-            $table->string('slug')->nullable();
-            $table->string('nombre')->nullable();
             $table->unsignedInteger('stock')->default(0);
-            $table->text('descripcion')->nullable();
-            $table->decimal('precio', 10, 2);
             $table->timestamps();
 
             $table->foreign('producto_id')

database/seeders/ProductCatalogFromImagesSeeder.php

@@ -200,11 +200,7 @@ class ProductCatalogFromImagesSeeder extends Seeder
             ];
 
             $this->productService->createVariant($product, [
-                'slug' => $metadata['product_slug'].'-'.Str::slug((string) $size),
-                'nombre' => $metadata['product_name'].' - Talle '.$size,
                 'stock' => $pricing['stock'],
-                'descripcion' => $metadata['description'],
-                'precio' => $pricing['price'],
                 'definitions' => $definitions,
                 'images' => $images,
             ]);